Cyber Resilience

CVE-2021-21569

MediumRCE

Published: 28 September 2021

Published
28 September 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
EPSS Score 0.0051 67.0th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-21569 is a medium-severity OS Command Injection (CWE-78) vulnerability in Dell Emc Networker. Its CVSS base score is 6.8 (Medium).

Operationally, ranked in the top 33.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Dell NetWorker, versions 18.x and 19.x contain a Path traversal vulnerability. A NetWorker server user with remote access to NetWorker clients may potentially exploit this vulnerability and gain access to unauthorized information.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

dell
emc networker
18.1.0.1 — 19.4.0.4

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-22 CWE-78

Validates pathnames and filenames to prevent traversal outside intended directories.

addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

References